Bentazone-methyl, 100µg/ml in Acetonitrile, 5ml

Sulfur, 15µg/g (0.0015 wt%) in Diesel Fuel, 100ml

n-Dodecane, ?13C: -32.54, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-5, Cas.no. 112-40-3

Propionaldehyde